In July 2008 swordfish ( " Xiphias gladius " ) catch was reported on experimental hooks treated with electropositive metal.
2.
Known predators of " S . officinalis " include large fish ( such as monkfish and swordfish, " Xiphias gladius " ) and whales.
3.
The target species are the large pelagic fish such as Blue Marlin ( " Makaira nigricans " ), swordfish ( " Xiphias gladius " ) and various tuna.
4.
The wharf is also a center of a local game fishing organization which regularly organizes expeditions off Hout Bay shores to catch fish such as Yellowfin tuna ( Thunnus Albacares ), longfin tuna ( Thunnus Alalunga ), yellowtail ( Seriola Lalandi ) broadbill swordfish ( Xiphias gladius ), and marlin ( Istiophoridae ).